ladybird/Userland/Libraries/LibWeb/WebIDL/DOMException.h
Andrew Kaster d361221657 LibJS+LibWeb: Add JS::Value constructor for `JS::Handle<T>`
Similar to the constructors for ``JS::{Nonnull}GCPtr<T>``, this helper
avoids unnecessary .ptr() clutter when we want to construct Values.
2023-12-19 09:21:55 -07:00

140 lines
5.7 KiB
C++

/*
* Copyright (c) 2021-2022, Linus Groh <linusg@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/Diagnostics.h>
#include <AK/FlyString.h>
#include <LibWeb/Bindings/PlatformObject.h>
#include <LibWeb/HTML/Scripting/Environments.h>
namespace Web::WebIDL {
// The following have a legacy code value but *don't* produce it as
// DOMException.code value when used as name (and are therefore omitted here):
// - DOMStringSizeError (DOMSTRING_SIZE_ERR = 2)
// - NoDataAllowedError (NO_DATA_ALLOWED_ERR = 6)
// - ValidationError (VALIDATION_ERR = 16)
#define ENUMERATE_DOM_EXCEPTION_LEGACY_CODES \
__ENUMERATE(IndexSizeError, 1) \
__ENUMERATE(HierarchyRequestError, 3) \
__ENUMERATE(WrongDocumentError, 4) \
__ENUMERATE(InvalidCharacterError, 5) \
__ENUMERATE(NoModificationAllowedError, 7) \
__ENUMERATE(NotFoundError, 8) \
__ENUMERATE(NotSupportedError, 9) \
__ENUMERATE(InUseAttributeError, 10) \
__ENUMERATE(InvalidStateError, 11) \
__ENUMERATE(SyntaxError, 12) \
__ENUMERATE(InvalidModificationError, 13) \
__ENUMERATE(NamespaceError, 14) \
__ENUMERATE(InvalidAccessError, 15) \
__ENUMERATE(TypeMismatchError, 17) \
__ENUMERATE(SecurityError, 18) \
__ENUMERATE(NetworkError, 19) \
__ENUMERATE(AbortError, 20) \
__ENUMERATE(URLMismatchError, 21) \
__ENUMERATE(QuotaExceededError, 22) \
__ENUMERATE(TimeoutError, 23) \
__ENUMERATE(InvalidNodeTypeError, 24) \
__ENUMERATE(DataCloneError, 25)
// https://webidl.spec.whatwg.org/#idl-DOMException-error-names
// Same order as in the spec document, also matches the legacy codes order above.
#define ENUMERATE_DOM_EXCEPTION_ERROR_NAMES \
__ENUMERATE(IndexSizeError) /* Deprecated */ \
__ENUMERATE(HierarchyRequestError) \
__ENUMERATE(WrongDocumentError) \
__ENUMERATE(InvalidCharacterError) \
__ENUMERATE(NoModificationAllowedError) \
__ENUMERATE(NotFoundError) \
__ENUMERATE(NotSupportedError) \
__ENUMERATE(InUseAttributeError) \
__ENUMERATE(InvalidStateError) \
__ENUMERATE(SyntaxError) \
__ENUMERATE(InvalidModificationError) \
__ENUMERATE(NamespaceError) \
__ENUMERATE(InvalidAccessError) /* Deprecated */ \
__ENUMERATE(TypeMismatchError) /* Deprecated */ \
__ENUMERATE(SecurityError) \
__ENUMERATE(NetworkError) \
__ENUMERATE(AbortError) \
__ENUMERATE(URLMismatchError) \
__ENUMERATE(QuotaExceededError) \
__ENUMERATE(TimeoutError) \
__ENUMERATE(InvalidNodeTypeError) \
__ENUMERATE(DataCloneError) \
__ENUMERATE(EncodingError) \
__ENUMERATE(NotReadableError) \
__ENUMERATE(UnknownError) \
__ENUMERATE(ConstraintError) \
__ENUMERATE(DataError) \
__ENUMERATE(TransactionInactiveError) \
__ENUMERATE(ReadOnlyError) \
__ENUMERATE(VersionError) \
__ENUMERATE(OperationError) \
__ENUMERATE(NotAllowedError)
static u16 get_legacy_code_for_name(FlyString const& name)
{
#define __ENUMERATE(ErrorName, code) \
if (name == #ErrorName) \
return code;
ENUMERATE_DOM_EXCEPTION_LEGACY_CODES
#undef __ENUMERATE
return 0;
}
// https://webidl.spec.whatwg.org/#idl-DOMException
class DOMException final : public Bindings::PlatformObject {
WEB_PLATFORM_OBJECT(DOMException, Bindings::PlatformObject);
JS_DECLARE_ALLOCATOR(DOMException);
public:
static JS::NonnullGCPtr<DOMException> create(JS::Realm& realm, FlyString const& name, FlyString const& message);
// JS constructor has message first, name second
// FIXME: This is a completely pointless footgun, let's use the same order for both factories.
static JS::NonnullGCPtr<DOMException> construct_impl(JS::Realm& realm, FlyString const& message, FlyString const& name);
virtual ~DOMException() override;
FlyString const& name() const { return m_name; }
FlyString const& message() const { return m_message; }
u16 code() const { return get_legacy_code_for_name(m_name); }
protected:
DOMException(JS::Realm&, FlyString const& name, FlyString const& message);
virtual void initialize(JS::Realm&) override;
private:
FlyString m_name;
FlyString m_message;
};
#define __ENUMERATE(ErrorName) \
class ErrorName final { \
public: \
static JS::NonnullGCPtr<DOMException> create(JS::Realm& realm, FlyString const& message) \
{ \
return DOMException::create(realm, #ErrorName##_fly_string, message); \
} \
};
ENUMERATE_DOM_EXCEPTION_ERROR_NAMES
#undef __ENUMERATE
}
namespace Web {
inline JS::Completion throw_completion(JS::NonnullGCPtr<WebIDL::DOMException> exception)
{
return JS::throw_completion(JS::Value(exception));
}
}